diff --git a/grafast/grafast/src/engine/StepTracker.ts b/grafast/grafast/src/engine/StepTracker.ts
index 6f48094e96..ec3355a631 100644
--- a/grafast/grafast/src/engine/StepTracker.ts
+++ b/grafast/grafast/src/engine/StepTracker.ts
@@ -271,16 +271,6 @@ export class StepTracker {
   ): number {
     const $dependent = sudo(raw$dependent);
     const $dependency = sudo(options.step);
-    /* TODO: move this logic to OperationPlan to happen after optimize phase.
-
-    if ($dependency instanceof __FlagStep) {
-      // See if we can inline this
-      const inlineDetails = $dependency.inline(options);
-      if (inlineDetails !== null) {
-        return this.addStepDependency($dependent, inlineDetails);
-      }
-    }
-    */
     if (!this.activeSteps.has($dependent)) {
       throw new Error(
         `Cannot add ${$dependency} as a dependency of ${$dependent}; the latter is deleted!`,